1820281920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:613

約数の個数: 224

約数和(自身を含む): 5991148800

約数和(自身を除く): 4170866880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 103, 120, 123, 160, 164, 192, 205, 206, 240, 246, 309, 320, 328, 410, 412, 449, 480, 492, 515, 615, 618, 656, 820, 824, 898, 960, 984, 1030, 1230, 1236, 1312, 1347, 1545, 1640, 1648, 1796, 1968, 2060, 2245, 2460, 2472, 2624, 2694, 3090, 3280, 3296, 3592, 3936, 4120, 4223, 4490, 4920, 4944, 5388, 6180, 6560, 6592, 6735, 7184, 7872, 8240, 8446, 8980, 9840, 9888, 10776, 12360, 12669, 13120, 13470, 14368, 16480, 16892, 17960, 18409, 19680, 19776, 21115, 21552, 24720, 25338, 26940, 28736, 32960, 33784, 35920, 36818, 39360, 42230, 43104, 46247, 49440, 50676, 53880, 55227, 63345, 67568, 71840, 73636, 84460, 86208, 92045, 92494, 98880, 101352, 107760, 110454, 126690, 135136, 138741, 143680, 147272, 168920, 184090, 184988, 202704, 215520, 220908, 231235, 253380, 270272, 276135, 277482, 294544, 337840, 368180, 369976, 405408, 431040, 441816, 462470, 506760, 552270, 554964, 589088, 675680, 693705, 736360, 739952, 810816, 883632, 924940, 1013520, 1104540, 1109928, 1178176, 1351360, 1387410, 1472720, 1479904, 1767264, 1849880, 1896127, 2027040, 2209080, 2219856, 2774820, 2945440, 2959808, 3534528, 3699760, 3792254, 4054080, 4418160, 4439712, 5549640, 5688381, 5890880, 7399520, 7584508, 8836320, 8879424, 9480635, 11099280, 11376762, 14799040, 15169016, 17672640, 18961270, 22198560, 22753524, 28441905, 30338032, 37922540, 44397120, 45507048, 56883810, 60676064, 75845080, 91014096, 113767620, 121352128, 151690160, 182028192, 227535240, 303380320, 364056384, 455070480, 606760640, 910140960, 1820281920]

約数ペア:

[(1, 1820281920), (2, 910140960), (3, 606760640), (4, 455070480), (5, 364056384), (6, 303380320), (8, 227535240), (10, 182028192), (12, 151690160), (15, 121352128), (16, 113767620), (20, 91014096), (24, 75845080), (30, 60676064), (32, 56883810), (40, 45507048), (41, 44397120), (48, 37922540), (60, 30338032), (64, 28441905), (80, 22753524), (82, 22198560), (96, 18961270), (103, 17672640), (120, 15169016), (123, 14799040), (160, 11376762), (164, 11099280), (192, 9480635), (205, 8879424), (206, 8836320), (240, 7584508), (246, 7399520), (309, 5890880), (320, 5688381), (328, 5549640), (410, 4439712), (412, 4418160), (449, 4054080), (480, 3792254), (492, 3699760), (515, 3534528), (615, 2959808), (618, 2945440), (656, 2774820), (820, 2219856), (824, 2209080), (898, 2027040), (960, 1896127), (984, 1849880), (1030, 1767264), (1230, 1479904), (1236, 1472720), (1312, 1387410), (1347, 1351360), (1545, 1178176), (1640, 1109928), (1648, 1104540), (1796, 1013520), (1968, 924940), (2060, 883632), (2245, 810816), (2460, 739952), (2472, 736360), (2624, 693705), (2694, 675680), (3090, 589088), (3280, 554964), (3296, 552270), (3592, 506760), (3936, 462470), (4120, 441816), (4223, 431040), (4490, 405408), (4920, 369976), (4944, 368180), (5388, 337840), (6180, 294544), (6560, 277482), (6592, 276135), (6735, 270272), (7184, 253380), (7872, 231235), (8240, 220908), (8446, 215520), (8980, 202704), (9840, 184988), (9888, 184090), (10776, 168920), (12360, 147272), (12669, 143680), (13120, 138741), (13470, 135136), (14368, 126690), (16480, 110454), (16892, 107760), (17960, 101352), (18409, 98880), (19680, 92494), (19776, 92045), (21115, 86208), (21552, 84460), (24720, 73636), (25338, 71840), (26940, 67568), (28736, 63345), (32960, 55227), (33784, 53880), (35920, 50676), (36818, 49440), (39360, 46247), (42230, 43104)]